John Deere industrial tractors

John Deere 401A

The John Deere 401A is a wheel loader produced from 1972 to 1973. It features two engine options: a 3.3L 4-cylinder diesel and a 3.0L 4-cylinder gasoline engine, both liquid-cooled. The loader offers 63 hp gross and 59 hp net power. Transmission options include an 8-speed gear and an 8-speed power shuttle. It has two-wheel drive with inboard planetary final drives, power steering, and hydraulic wet disc brakes. The operator station is open with ROPS available. Fuel capacity is 19.5 gallons and the hydraulic system holds 13 gallons. The hydraulics are closed center type with 2500 psi pressure and 28 gpm pump flow. The tractor hitch is category II. PTO options include transmission and independent rear PTOs, with 540 and 540/1000 rear PTO types and a 1000 mid PTO. Dimensions include a 79.4 inch wheelbase, 177.3 inch length, 80 inch width, and heights of 55.3 inches (hood) and 87.3 inches (ROPS). Weight ranges from 7600 to 7700 lbs depending on engine type. Tires are 7.50-16 front and 16.9-24 rear. Attachments include a front-end loader with detailed lift, breakout, and bucket specs, and a John Deere 9250 backhoe with detailed digging and transport specs.
Power-
Founded-
Model401A

Technical Specifications

Detailed specifications and technical data for John Deere 401A

Power
Engine59 hp (44.0 kW)
Engine (net)59 hp (44.0 kW)
Engine (gross)63 hp (47.0 kW)
Engine
Torque145 lb-ft (196.6 Nm)
OptionsJohn Deere 3.3L 4-cyl diesel, John Deere 3.0L 4-cyl gasoline
Idle RPM800-2650
Rated RPM2500
Torque RPM1300
Air cleanerdry
Bore/Stroke3.86x4.31 inches (98 x 109 mm)
Compression16.7:1
Power (net)59 hp (44.0 kW)
Displacement202 ci (3.3 L)
Oil capacity6 qts (5.7 L)
Diesel engineJohn Deere 3.3L 4-cylinder liquid-cooled diesel
Power (gross)63 hp (47.0 kW)
Starter volts12
Gasoline Power59 hp (44.0 kW)
Gasoline engineJohn Deere 3.0L 4-cylinder liquid-cooled gasoline
Coolant capacity12 qts (11.4 L)
Gasoline Rated RPM2500
Gasoline Bore/Stroke3.86x3.86 inches (98 x 98 mm)
Gasoline Oil capacity6 qts (5.7 L)
Gasoline displacement180 ci (3.0 L)
Intake valve clearance0.014 inches (0.356 mm)
Exhaust valve clearance0.018 inches (0.457 mm)
Gasoline Coolant capacity12 qts (11.4 L)
Capacity
Fuel19.5 gal (73.8 L)
Hydraulic system13 gal (49.2 L)
Hydraulics
Typeclosed center
Capacity13 gal (49.2 L)
Pressure2500 psi (172.4 bar)
Pump flow28 gpm (106.0 lpm)
Mechanical
DriveTwo-wheel drive
BrakesHydraulic wet disc brakes
Final drivesinboard planetary
Power steeringYes
Operator stationOpen operator station. ROPS available.
Production
TypeWheel Loader
Years made1972 - 1973
Attachments
Loader
Boom rod1.75 inches (4 cm)
Breakout4800 lbs (2177 kg)
Dump time1.3s
Bucket rod1.25 inches (3 cm)
Dump angle50°
Lower time2.3s
Raise time3.5s
Bucket width65.5 inches (166 cm), 81.125 inches (206 cm)
Boom cylinder2.75 inches (6 cm)
Reach (dumped)29 inches (73 cm)
Bucket cylinder2.5 inches (6 cm)
Height (at pin)3200 inches (8128 cm)
Clearance (dumped)99 inches (251 cm)
Lift (full at pin)122 lbs (55 kg)
Rollback (ground line)30°
Backhoe
ModelJohn Deere 9250 Backhoe
Weight2680 lbs (1215 kg)
Swing Arc180°
Bucket force6750 lbs (3061 kg)
Digging depth166 inches (421 cm)
Loading height135 inches (342 cm)
Reach from pivot209 inches (530 cm)
Transport height134 inches (340 cm)
2-Foot flat digging depth160 inches (406 cm)
OverviewFront-end loader, Backhoe
Transmission
Options8-speed gear, 8-speed power shuttle
Gear typegear
Gears (gear type)8 forward and 4 reverse
Clutch (gear type)279mm dry disc
Power shuttle typepower shuttle
Gears (power shuttle)8 forward and reverse
Clutch (power shuttle)hydraulic wet disc
Tractor hitch
Rear TypeII
Dimensions & Tires
Width80 inches (203 cm)
Length177.3 inches (450 cm)
Rear tire16.9-24
Wheelbase79.4 inches (201 cm)
Front tire7.50-16
Rear tread62 inches (157 cm)
Front tread56 inches (142 cm)
Diesel Weight7700 lbs (3492 kg)
Height (ROPS)87.3 inches (221 cm)
Height (hood)55.3 inches (140 cm)
Gasoline Weight7600 lbs (3447 kg)
Clearance (rear axle)13.25 inches (33 cm)
Clearance (front axle)18 inches (45 cm)
Power Take-off (PTO)
Rear PTOtransmission Optional
Mid PTO Type1000
Rear PTO Type540, 540/1000
Rear PTO independentOptional